@import "iconfont/iconfont.css";
body {
  color: #73676b;
}
body,
html,
#app {
  width: 100%;
  height: 100%;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  overflow: hidden;
}
img {
  max-width: 100%;
  border: 0;
}
body a {
  color: inherit;
}
em,
i {
  font-style: normal;
}
b,
strong,
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: normal;
}
li {
  list-style: none;
}
.clear:after {
  content: '';
  overflow: hidden;
  display: block;
  height: 0;
  clear: both;
}
.card {
  border-radius: 4px;
  box-shadow: 3px 3px 15px rgba(160, 131, 137, 0.35);
  position: relative;
}
.card:after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  box-shadow: 3px 3px 15px rgba(255, 255, 255, 0.35);
  z-index: -1;
}
.commonTitle {
  padding: 13px 40px 0 40px;
}
.commonTitle .commonTitleMain {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
  border-bottom: 1px solid #eee;
  padding-bottom: 5px;
}
.commonTitle .commonTitleMain h2 {
  font-size: 16px;
  color: #fc5c41;
}
.warpper {
  max-width: 100%;
  margin: 0 auto;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  min-height: 100%;
  padding: 0;
  height: 100%;
  flex-direction: column;
  -webkit-box-direction: normal;
  -webkit-box-orient: vertical;
  -ms-flex-direction: column;
  -webkit-flex-direction: column;
  background: #bfbfbf;
  flex: 5;
}
.warpper .header {
  position: relative;
  background: #494243;
  box-shadow: 0 3px 7px rgba(160, 131, 137, 0.35);
  height: 60px;
  z-index: 5;
}
.warpper .header .header-main {
  position: relative;
  z-index: 2;
  height: 100%;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  justify-content: space-between;
}
.warpper .header .header-main .header-logo {
  background-image: -webkit-gradient(linear, left 0, right 0, from(#e74e66), to(#ff5e3d));
  width: 172px;
  height: 100%;
  position: relative;
}
.warpper .header .header-main .header-logo img {
  position: absolute;
  width: 113px;
  left: 50%;
  top: 50%;
  transform: translate3d(-50%, -50%, 0);
}
.warpper .header:after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  box-shadow: 0 3px 7px rgba(255, 255, 255, 0.35);
}
.warpper .container {
  position: relative;
  overflow: hidden;
  width: 100%;
  display: flex;
  flex: 5;
}
.warpper .container .nav-left {
  width: 172px;
  background: #f2f2f2;
  position: absolute;
  left: 0;
  top: 0;
  z-index: 6;
  height: 100%;
  box-shadow: 3px 3px 7px rgba(160, 131, 137, 0.35);
}
.warpper .container .nav-left .nav-left-main {
  padding: 20px 0;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p a {
  padding: 0 0 0 45px;
  position: relative;
  font-size: 16px;
  line-height: 40px;
  cursor: pointer;
  border: 0;
  color: #4c4245;
  background-repeat: no-repeat;
  background-position: 18px center;
  display: block;
  overflow: hidden;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p a:before {
  content: '';
  width: 0;
  height: 0;
  background-color: #ffe0db;
  z-index: -1;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate3d(-50%, -50%, 0);
  border-radius: 100px;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p i {
  position: absolute;
  right: 30px;
  top: 18px;
  border-top: 4px solid #4c4245;
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
  transition: all .3s;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p.nav-home a {
  background-image: url("../assets/student/home.png");
  background-position: 15px center;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p.nav-courseManage a {
  background-image: url("../assets/student/course.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p.nav-personal a {
  background-image: url("../assets/student/personal.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p.nav-device a {
  background-image: url("../assets/student/device.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu p.nav-setting a {
  background-image: url("../assets/student/setting.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu ul {
  height: 0;
  opacity: 0;
  overflow: hidden;
  transition: all .3s;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu ul .nav-menu-item {
  text-align: center;
  color: #73676b;
  line-height: 40px;
  height: 40px;
  font-size: 14px;
  cursor: pointer;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu ul .nav-menu-item a {
  display: block;
  overflow: hidden;
  position: relative;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu ul .nav-menu-item a:before {
  content: '';
  width: 0;
  height: 0;
  background-color: #ffe0db;
  z-index: -1;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate3d(-50%, -50%, 0);
  border-radius: 100px;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu ul .nav-menu-item:hover {
  color: #e94f63;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu ul .nav-menu-item.active {
  transition: box-shadow 0.5s;
  box-shadow: 3px 3px 7px rgba(254, 93, 62, 0.25);
  color: #e94f63;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu ul .nav-menu-item.active a:before {
  width: 200px;
  height: 200px;
  transition: all .3s;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu:hover p a,
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p a {
  color: #e94f63;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu:hover p i,
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p i {
  border-top: 4px solid #e94f63;
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu:hover p.nav-home a,
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p.nav-home a {
  background-image: url("../assets/student/home1.png");
  background-position: 15px center;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu:hover p.nav-courseManage a,
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p.nav-courseManage a {
  background-image: url("../assets/student/course1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu:hover p.nav-personal a,
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p.nav-personal a {
  background-image: url("../assets/student/personal1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu:hover p.nav-device a,
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p.nav-device a {
  background-image: url("../assets/student/device1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu:hover p.nav-setting a,
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p.nav-setting a {
  background-image: url("../assets/student/setting1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p a {
  transition: box-shadow 0.5s;
  box-shadow: 3px 3px 7px rgba(254, 93, 62, 0.25);
  color: #e94f63;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p a:before {
  width: 200px;
  height: 200px;
  transition: all .3s;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p i {
  border-bottom: 4px solid #e94f63;
  border-left: 3px solid transparent;
  border-right: 3px solid transparent;
  transform: rotate(180deg);
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p.nav-home a {
  background-image: url("../assets/student/home1.png");
  background-position: 15px center;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p.nav-courseManage a {
  background-image: url("../assets/student/course1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p.nav-personal a {
  background-image: url("../assets/student/personal1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p.nav-device a {
  background-image: url("../assets/student/device1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active p.nav-setting a {
  background-image: url("../assets/student/setting1.png");
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.active ul {
  opacity: 1;
  overflow: visible;
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected p i {
  transform: rotate(180deg);
}
.warpper .container .nav-left .nav-left-main .nav-menu-submenu.selected ul {
  opacity: 1;
  overflow: visible;
}
.warpper .container .nav-left:after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  box-shadow: 3px 3px 7px rgba(255, 255, 255, 0.35);
}
.warpper .container .section {
  position: relative;
  flex: 5;
  padding-left: 172px;
  width: 100%;
  display: flex;
  overflow: hidden;
}
.warpper .container .section .content {
  background: #fff;
  overflow-y: auto;
  overflow-x: hidden;
  display: -webkit-box;
  display: -moz-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  position: relative;
  width: 100%;
}
.clearfix:after {
  clear: both;
  content: ' ';
  display: block;
  font-size: 0;
  line-height: 0;
  visibility: hidden;
  width: 0;
  height: 0;
}
.clearfix {
  zoom: 1;
}
.ivu-modal {
  top: 120px;
}
.ivu-modal .ivu-modal-content {
  overflow: hidden;
}
.ivu-modal .ivu-modal-content .ivu-modal-header {
  border: 0;
  padding: 0;
}
.ivu-modal .ivu-modal-content .ivu-modal-header p {
  height: 38px;
  line-height: 38px;
  display: block;
  background-color: #5e85c8;
  color: #fff;
}
.ivu-modal .ivu-modal-content .ivu-modal-header p span {
  background-image: linear-gradient(to right, #eb6475 0%, #f76e4d 50%);
  width: 100%;
  height: 38px;
  padding-left: 20px;
  display: block;
  font-weight: normal;
}
.ivu-modal .ivu-modal-content .ivu-modal-header p .close {
  position: absolute;
  right: 16px;
  top: 12px;
  overflow: hidden;
  cursor: pointer;
  font-size: 15px;
  color: #fff;
  line-height: 1;
}
.ivu-modal .ivu-modal-content .ivu-modal-header p .close:hover {
  color: #d4d4d4;
}
.ivu-modal .ivu-modal-content .ivu-modal-header p .close:active {
  color: #cccccc;
}
.ivu-modal .ivu-modal-content .ivu-modal-footer {
  text-align: center;
  border: 0;
  padding: 6px 0 20px;
}
.ivu-modal .ivu-modal-content .ivu-modal-footer .ivu-btn {
  width: 132px;
  height: 36px;
  line-height: 36px;
  border-radius: 5px;
  text-align: center;
  color: #fff;
  margin: 0 auto;
  margin-top: 6px;
  cursor: pointer;
  font-size: 14px;
  padding: 0;
  border: 0;
}
.ivu-modal .ivu-modal-content .ivu-modal-footer .ivu-btn[disabled] {
  color: #dadada;
  background-color: #f7f7f7;
  border-color: #dddee1;
  cursor: not-allowed;
}
.ivu-modal .ivu-modal-content .ivu-modal-close {
  top: 12px;
}
.ivu-modal .ivu-modal-content .ivu-modal-close i {
  font-size: 15px;
  color: #fff;
  line-height: 1;
}
.ivu-modal .ivu-modal-content .ivu-modal-close i:hover {
  color: #d4d4d4;
}
.ivu-modal .ivu-modal-content .ivu-modal-close i:active {
  color: #cccccc;
}
.ivu-modal .ivu-modal-content .ivu-modal-body {
  padding: 15px 20px;
  font-size: 14px;
  line-height: 2;
  background-color: #fff;
}
.vertical-center-modal {
  display: flex;
  align-items: center;
  justify-content: center;
}
.vertical-center-modal .ivu-modal {
  top: 0;
}
.slide-left-enter,
.slide-right-leave-active {
  position: absolute;
  height: 100%;
  opacity: 0;
  -webkit-transform: translate(30px, 0);
  transform: translate(30px, 0);
}
.slide-left-leave-active,
.slide-right-enter {
  position: absolute;
  opacity: 0;
  height: 100%;
  -webkit-transform: translate(-30px, 0);
  transform: translate(-30px, 0);
}
.slide-left-enter-active,
.slide-right-leave-active {
  transition: all .1s;
}
.slide-left,
.slide-right-leave-active {
  opacity: 0;
}
.slide-left-enter,
.slide-left-leave-to {
  transform: translateX(31px);
  opacity: 0;
}
.slide-right-enter,
.slide-right-leave-to {
  transform: translateX(31px);
  opacity: 0;
}
.slide-right-leave-active {
  transform: translateX(-31px);
  opacity: 0;
}
.slide-fade-enter-active {
  transition: transform .8s ease;
}
.slide-fade-enter {
  transform: translateX(50px);
  opacity: 0;
}
.slide-leave {
  opacity: 0;
}
.slide-fade-enter-active {
  transition: opacity .8s ease;
}
.slide-fade-enter,
.slide-fade-leave-to {
  opacity: 0;
}
.slide-leave {
  opacity: 0;
  position: absolute;
}
.vux-pop-out-enter-active,
.vux-pop-in-enter-active {
  will-change: transform;
  transition: all .8s ease;
  width: 100%;
  height: 100%;
  top: 0;
  position: absolute;
  backface-visibility: hidden;
  perspective: 1000;
}
.vux-pop-out-leave-active,
.vux-pop-in-leave-active {
  will-change: transform;
  transition: all .2s ease;
  width: 100%;
  height: 100%;
  top: 0;
  position: absolute;
  backface-visibility: hidden;
  perspective: 1000;
}
.vux-pop-out-enter {
  opacity: 0;
  transform: translate3d(-20%, 0, 0);
}
.vux-pop-out-leave-active {
  opacity: 0;
  transform: translate3d(20%, 0, 0);
}
.vux-pop-in-enter {
  opacity: 0;
  transform: translate3d(20%, 0, 0);
}
.vux-pop-in-leave-active {
  opacity: 0;
  transform: translate3d(-20%, 0, 0);
}
/*

loading

**/
.loader {
  width: 30px;
  height: 30px;
  position: relative;
  margin: 0 auto;
}
.ivu-spin-fix {
  z-index: 33;
}
.circular {
  -webkit-animation: rotate 2s linear infinite;
  animation: rotate 2s linear infinite;
  height: 100%;
  -webkit-transform-origin: center center;
  transform-origin: center center;
  width: 100%;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
}
.path {
  stroke-dasharray: 1,200;
  stroke-dashoffset: 0;
  -webkit-animation: dash 1.5s ease-in-out infinite, color 6s ease-in-out infinite;
  animation: dash 1.5s ease-in-out infinite, color 6s ease-in-out infinite;
  stroke-linecap: round;
}
@keyframes rotate {
  100% {
    -webkit-transform: rotate(1turn);
    transform: rotate(1turn);
  }
}
@keyframes color {
  0%,
  100% {
    stroke: #e74e66;
  }
  40% {
    stroke: #ff5e3d;
  }
  66% {
    stroke: #4687c4;
  }
  80%,
  90% {
    stroke: #429e74;
  }
}
@keyframes dash {
  0% {
    stroke-dasharray: 1,200;
    stroke-dashoffset: 0;
  }
  50% {
    stroke-dasharray: 89,200;
    stroke-dashoffset: -35;
  }
  100% {
    stroke-dasharray: 89,200;
    stroke-dashoffset: -124;
  }
}
.tip-null {
  display: flex;
  justify-content: center;
  align-items: center;
  flex: 5;
}
.tip-null .tip-null-text {
  color: #b3b3b3;
}
.enterLoading {
  background: url("../assets/teacher/loadingMain.gif") no-repeat center;
  height: 150px;
}
/*

help

**/
.helpWindow .help-content {
  padding: 5px 0;
}
.helpWindow .ivu-modal-footer {
  display: none;
}
.helpWindow .help-main {
  height: 400px;
  display: flex;
}
.helpWindow .help-main .help-question {
  width: 180px;
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  font-size: 14px;
  color: #8e96a5;
  position: relative;
  z-index: 1;
}
.helpWindow .help-main .help-question li {
  line-height: 24px;
  margin: 10px 0;
  padding-right: 18px;
  cursor: pointer;
  transition-duration: .3s;
  position: relative;
}
.helpWindow .help-main .help-question li.active,
.helpWindow .help-main .help-question li:hover {
  color: #e94f63;
}
.helpWindow .help-main .help-question li.active:after {
  content: '';
  position: absolute;
  border-right: 12px solid #f0f4f5;
  border-top: 11px solid transparent;
  border-bottom: 11px solid transparent;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
}
.helpWindow .help-main .help-answer {
  flex: 5;
  background: #f0f4f5;
  padding: 20px;
  border-radius: 8px;
  color: #727a89;
  font-size: 14px;
  position: relative;
  z-index: 0;
  margin-left: -3px;
}
.helpWindow .help-main .help-answer li {
  position: relative;
}
.helpWindow .help-main .help-answer li span {
  position: absolute;
  left: 0;
  top: 0;
}
.helpWindow .help-main .help-answer .pl {
  padding-left: 27px;
}
.enterWindow {
  text-align: center;
}
.enterWindow .enterWindowError {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 10px 0;
}
.enterWindow .enterWindowError p {
  background: url("../assets/teacher/error2.png") no-repeat left center;
  padding-left: 14px;
  font-size: 12px;
  margin-bottom: 20px;
}
.enterWindow .enterWindowError div {
  color: #919aab;
  margin-top: 20px;
  font-size: 10px;
}
.enterWindow .enterWindowError div a {
  color: #5e85c8;
  text-decoration: underline;
}
.enterWindow .enterWindowText {
  padding: 10px 0;
}
.enterWindow .enterWindowText i {
  color: #60d082;
  margin-right: 5px;
}
.enterWindow .ivu-modal-footer {
  display: none;
}
.scrollHide::-webkit-scrollbar {
  display: none;
}
.scrollHide::-webkit-scrollbar-thumb {
  display: none;
}
.scrollHide:hover::-webkit-scrollbar-thumb {
  display: block;
}
.scrollHide:hover::-webkit-scrollbar {
  display: block;
}
